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Class Information
Number: 330/4.6
Name: Amplifiers > Parametric amplifiers > Traveling wave type
Description: Subject matter including structure for propagating energy of the various frequencies in interacting relationship with the nonlinear reactance.










Sub-classes under this class:

Class Number Class Name Patents
330/4.7 Electron beam device 15


Patents under this class:

Patent Number Title Of Patent Date Issued
8525588 Vacuum electronic device Sep. 3, 2013
8242696 Vacuum electronic device Aug. 14, 2012
7352506 Method and system for sensing environmental characteristics Apr. 1, 2008
6281746 Parametric cavity microwave amplifier Aug. 28, 2001
6265934 Q-switched parametric cavity amplifier Jul. 24, 2001
4839607 Frequency-doubling amplifying surface wave receiver Jun. 13, 1989
4801847 Charged particle accelerator using quadrupole electrodes Jan. 31, 1989
4758795 Microwave pulse compression in dispersive plasmas Jul. 19, 1988
4691173 RF input drive saturation control loop Sep. 1, 1987
4611140 Saw-CTD parallel to serial imager Sep. 9, 1986
4600853 Saw-CTD serial to parallel imager and waveform recorder Jul. 15, 1986
4543533 Parametric amplifier Sep. 24, 1985
4439860 Optical pumping in a whispering mode optical waveguide Mar. 27, 1984
4389590 System for recording waveforms using spatial dispersion Jun. 21, 1983
4348599 Process and device for delivering a monochromatic light beam by stimulated scattering Sep. 7, 1982
4344052 Distributed array of Josephson devices with coherence Aug. 10, 1982
4338570 Raman scattering in a whispering mode optical waveguide Jul. 6, 1982
4224577 Multistaged stokes injected Raman capillary waveguide amplifier Sep. 23, 1980
4222011 Stokes injected Raman capillary waveguide amplifier Sep. 9, 1980
4158177 Parametric coupling device for traveling-waves Jun. 12, 1979
4132956 Circuit arrangement for amplifying high frequency electromagnetic waves Jan. 2, 1979











 
 
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